On this week's episode of the Digital City video podcast, municipal Wi-Fi comes to Chicago thanks to AT&T, but at the same time, New York suffers a partial Verizon outage. We take on New York's annoying taxicab TV screens and present a quick tour of some of the best free comic books available for Apple's iPad.

On this week's episode, municipal Wi-Fi comes to Chicago thanks to AT&T, but at the same time, New York suffers a partial Verizon outage. We take on New York's annoying taxicab TV screens and the AMOLED display shortage currently affecting mobile phone manufacturers, then take a quick tour of some of the best free comic books available for Apple's iPad.

The city once known for the summer of love is now dealing with a different kind of emotion. An influx of thousands of techies is feeding an unprecedented economic boom -- and generating a whole lot of angst.

Gaps in free wireless Internet access are slowly being filled in by public and private organizations, as well as by ad hoc groups of wireless-network users offering a portion of their bandwidth to the public.